NB:
historical
"epochs" of modern history
On the question of historical epochs of modern history cf. also P. Herré. "Source Study of Universal History," Leipzig, 1910, where the customary division into epochs is set forth with indication of literature, and such "epochs" are cited, among others: "The Epoch of the Medieval Idea of World Dominion" (ca. 800 - to ca. 1250). - "The Epoch of the Emergence of National States" (ca. 1250 - to ca. 1500)... "The Epoch of the Formation and Development of National Constitutional States" (ca. 1789 - to ca. 1870)... "The Epoch of World States and World Economies" (ca. 1870 - to ca. 1910").

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NOTEBOOK "O" ("OMICRON")